Gemstone design



FIG. 1 is a top view of a gemstone design showing my new design;

FIG. 2 is a front side view thereof, the rear side view, left side view and right side view being identical thereto;

FIG. 3 is a bottom view thereof;

FIG. 4 is a top perspective view thereof;

FIG. 5 is a bottom perspective view thereof;

FIG. 6 is a top view of a gemstone design showing another embodiment of my new design;

FIG. 7 is a front side view thereof, the rear side view, left side view and right side view being identical thereto;

FIG. 8 is a bottom view thereof;

FIG. 9 is a top perspective view thereof; and,

FIG. 10 is a bottom perspective view thereof. 

CLAIM The ornamental design for a gemstone design, as shown. 